Genus
Altha Neckaja, 1958
Luokittelu
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Arthropoda |
| Subphylum | Crustacea |
| Class | Ostracoda |
| Subclass | Podocopa |
| Order | Platycopida |
| Suborder | Cytherelliformes |
| Superfamily | Cavellinacea |
| Family | Cavellinidae |
| Genus | Altha |
| Birdsalella | |
| Cavellina | |
| Gotlandella | |
| Hebellum | |
| Neckajatia |